Home / 25,416.56-38,132.64-11,388.44

Finding the Fourth Proportional to 25,416.56, 38,132.64 and 11,388.44

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Solution

The fourth proportional to 25,416.56, 38,132.64 and 11,388.44 is: 17,086.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,416.56 : 38,132.64 = 11,388.44 : x
  2. Step 2: Convert to fraction form
    25,416.56/38,132.64 = 11,388.44/x
  3. Step 3: Cross multiply
    25,416.56x = 38,132.64 × 11,388.44
  4. Step 4: Simplify right side
    25,416.56x = 434,271,282.68
  5. Step 5: Solve for x
    x = 434,271,282.68/25,416.56
  6. Step 6: Final answer
    x = 17,086.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.